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Refinement Study on the Water-Inrush Risk of Close-Distance Thin Coal Seam Mining with Pressure in the Lower Coal Seam
This study focused on the water-inrush risks associated with close-distance mining of thin coal seams under with pressure, using a single working...
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Knowledge map analysis of coal mine water disaster prevention and control in China from 2000 to 2023
To understand the development status and frontier trends in the prevention and control of coal mine water hazards, a dataset of 962 articles indexed...
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Exploring on Grouting Reinforcement Mechanism of Expansive Slurry
Expansive slurry has attracted more and more attention because it can compensate for the reduction of the grouting reinforcement effect caused by dry...
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Concerns with Passive Anaerobic Bioreactors for Selenium Removal from Coal Slurry Liquid Wastes
Passive anaerobic bioreactors (PABs) are flow-through trenches filled with plant substrates that serve as energy and carbon sources for bacteria that...
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Risk assessment of water inrush from coal seam roof with an AHP–CRITIC algorithm in Liuzhuang Coal Mine, China
Mine inrush water accidents occur frequently with increasing mining depth, thereby seriously threatening the lives and safety of workers. This study...
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Rheological properties of combustion metamorphic rock slurry for coalfield fire prevention
Coal fire disasters seriously threaten the safety of coal mine production and the surrounding ecological environment. Grouting is an important coal...
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Applying Novel Micro–Nano-Siliceous Grouting Material Improves Mechanical Behaviors of Fractured Rock Masses and Microscopic Characteristics of Slurry–Rock Interface: Experimental and Numerical Simulation Investigations
During the underground excavation, various flaws are frequently observed, which significantly decrease the mechanical properties of surrounding rock,...
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A reinforcement method of floor grouting in high-water pressure working face of coal mines: a case study in Luxi coal mine, North China
The working face is seriously threatened by limestone aquifer with high-water pressure in coal seam floor when Permo-Carboniferous coal is mined in...
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An Experimental Study on Fracturing Response and Slurry Flow of High-Pressure Grouting in Fractured Rock
Grouting has been commonly used for structure controlling in mining engineering. To investigate the mechanism of fracturing grouting, an experiment...
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Water resources protection of mining area in Toutun river basin of Tianshan Mountains: a case study of Liuhuanggou Coal Mine
The ecological environment of the Northern Slope of Tianshan Mountain (**njiang Uygur Autonomous Region) is very fragile and water resources is in...
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Study on the diffusion law of dynamic water grouting in fracture with slurry-rock stress coupling effect
Water inrush disasters in geotechnical engineering are mainly caused by seepage in fractures, and curtain grouting is the most common method to block...
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Experimental study on fracture infiltration and slurry permeation reduction based on 3D printed visualization models
The seepage and slurry filling permeability reduction laws in rock mass fracture network are investigated through the construction of a...
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Feasibility Analysis of Safe Coal Mining Under Qingcaojiegou and Hezegou Water Bodies
Two perennial ditches, Qingcaojiegou and Hezegou, are developed in **jie Coal Mine. The ditchesaffect the rational layout of coal mine production...
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Design Theory and Physical Simulation Test Using a Textile Bag to Control Water Inrush in a Coal Mine Roadway
We conducted an in-depth study of a new textile bag grouting technology that can be used to deal with sudden mine water inrush events, while avoiding...
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Assessment and Grouting of Water Inrush Induced by Shaft-Freezing Holes in the Yingpanhao Coal Mine, Inner Mongolia, China
To better understand water inrushes originating from shaft-freezing holes, the hydrogeological conditions and water source were analyzed for a...
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Water Resource Management for Coal-Based Thermal Power Plant
Water and energy are elementary requirements for well-being and prosperity of humans. They are mutually dependent on each other. Energy production...
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Water Hazard Control Technology Based on Integral Drilling and Controllable Grouting in Coal Mines
Water hazard control in China’s underground coal mines is complicated. Drilling and controllable grouting have been integrated to provide accurate...
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Study on the effect of injection rate on the fracture initiation and extension in cement-sand slurry specimens
This paper investigates the influence of different fracturing fluid injection rates on various fracturing parameters of cement-sand slurry specimens,...
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Physical test of fracture development in the overburden strata above the goaf and diffusion process of permeable grout slurry
The massive mechanized and irrational coal mining has generated many goafs (i.e., mined-out areas) in China. To manage these goafs effectively,...
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Best Practices in Water Hazards Control in Coal Mines
These best practices are to strengthen the prevention and control of water in coal mines, prevent and reduce water hazards, and ensure the safety of...